20294856

素因数分解:

$2^3\times 3^2\times {\mathrm{251}}^1\times {\mathrm{1123}}^1$

素因数の和:1386

約数の個数: 48

約数和(自身を含む): 55233360

約数和(自身を除く): 34938504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 251, 502, 753, 1004, 1123, 1506, 2008, 2246, 2259, 3012, 3369, 4492, 4518, 6024, 6738, 8984, 9036, 10107, 13476, 18072, 20214, 26952, 40428, 80856, 281873, 563746, 845619, 1127492, 1691238, 2254984, 2536857, 3382476, 5073714, 6764952, 10147428, 20294856]

約数ペア:

[(1, 20294856), (2, 10147428), (3, 6764952), (4, 5073714), (6, 3382476), (8, 2536857), (9, 2254984), (12, 1691238), (18, 1127492), (24, 845619), (36, 563746), (72, 281873), (251, 80856), (502, 40428), (753, 26952), (1004, 20214), (1123, 18072), (1506, 13476), (2008, 10107), (2246, 9036), (2259, 8984), (3012, 6738), (3369, 6024), (4492, 4518)]